APA (7th ed.) Zitazioa

Ford, J. L. (2008). Scratch programming for teens. Course Technology.

Chicago Style (17th ed.) Zitazioa

Ford, Jerry Lee. Scratch Programming for Teens. Boston, MA: Course Technology, 2008.

MLA (9th ed.) Zitazioa

Ford, Jerry Lee. Scratch Programming for Teens. Course Technology, 2008.